AS7660 APAN-JP - Asia Pacific Advanced Network - Japan
🇯🇵Org handle: A91A7381
Asia Pacific Advanced Network - Japan
APNICallocated
Announced Prefixes (BGP)
4total
2 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)1,024
IPv6 Addresses
Allocated (RIR)1×10²⁸
Announced (BGP)1×10²⁸
Routing hygiene
Score 13/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
50%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 49/100
- 50% of announced prefixes (2 of 4) have no IRR route object for this ASN
Based on 4 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)4|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | - | 2026-10-26 | |
| Valid | - | 2026-10-26 | |
| Valid | APNIC | 2026-10-26 | |
| Valid | APNIC | 2026-10-26 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 2001:200:900::/40 | 🇯🇵 JP | APNIC | assigned |
| 2001:200:e000::/35 | 🇯🇵 JP | APNIC | assigned |
All 4 announced prefixes of AS7660 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS7660 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (6)
Networks whose own prefixes AS7660 passes on: usually its customers.
Other adjacent networks (11)
Adjacent to AS7660 in the transit part of AS paths: peers, providers or customers.
- AS23855Singapore Advanced Research And Education Network957
- AS24490Trans Eurasia Information Network (TEIN2) SG700
- AS2500WIDE Project319
- AS9264Academia Sinica194
- AS9821Department Of Science And Technology145
- AS23911China Next Generation Internet Beijing IX91
- AS24287National Institute Of Informatics91
- AS137207Joint Universities Computer Centre Limited4
- AS7497Computer Network Information Center Of Chinese Academy Of Sciences (CNIC CAS)1
- AS17579KISTI1
- AS18125Tsukuba Business Academia Cooperation Support Center, Agriculture, Forestry And Fisheries Research Council Secretariat, Ministry Of Agriculture, Forestry And Fisheries1
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS7660 should publish an ASPA object
- IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/7660Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/7660" | jq